code: def test_array_empty(self, xp, scp, dtype):
      data = _make_data((0,), xp, dtype)
      lmb = 3
      result = scp.stats.boxcox_llf(lmb, data)
      if xp is numpy:
          return numpy.array(result)
      else:
          return result
  
file_path: cupy/tests/cupyx_tests/scipy_tests/stats_tests/test_morestats.py
imports: import numpy
  import cupy
  from cupy import testing
  import cupyx
  import cupyx.scipy.stats
label_desc: Use image node_id 6 for calling the TestBoxcox_llf obj's underlying member method code with example usage: obj.test_array_empty(xp, scp, dtype) and returns: numpy, result